SPRUJ52E June 2022 – September 2025 AM69 , AM69A , TDA4AH-Q1 , TDA4AP-Q1 , TDA4APE-Q1 , TDA4VH-Q1 , TDA4VP-Q1 , TDA4VPE-Q1
Table 12-200 describes the SERDES ACSPCIe reference clock selection. ACSPCIe buffer clk selection: Needs PCIE_REFCLK1_CLKSEL_OUT_CLK_EN to be enabled for driving the clk out onto the ref clk pins.
| [1:0] CLK_SEL | ACSPCIe Clk Source |
|---|---|
| 0x0 | SERDESx_REF_DER_OUT_CLK |
| 0x1 | MAIN_PLL2_HSDIV4_CLKOUT(1) |
| 0x2 | SERDESx_REF_OUT_CLK |
| 0x3 | 0 |